Only Natural Pet Easydefense Flea and Tick Control Collar Tag for Dogs and Cats - Natural Active Ingredients for Prevention, Control & Enhanced Defense SCIENTIFICALLY PROVEN FLEA & TICK PREVENTION - Utilizes your pet's own bio-energy to create a natural preventative to biting insects, including fleas, ticks, and mosquitoes. NO dangerous chemicals or harmful pesticides involved. LONG LASTING PROTECTION FOR UP TO A FULL YEAR - It remains effective at preventing biting insects for a full year. Protect your pet with the safest, best natural defense against fleas, ticks, and mosquitoes. SAFE! ALL NATURAL APPROACH TO FLEA & TICK CONTROL - Completely safe for pets and humans - No Chemicals - Toxin Free. Repels mosquitoes in addition to fleas and ticks. SIMPLE, EASY TO USE FOR EXCELLENT RESULTS - Just place it on your pet's collar and it will use your pet's own inherent energy to send out pest repelling frequencies. Begins working in just 3 weeks. SATISFACTION GUARANTEE - Only Natural Pet products always include a 100% Satisfaction Guarantee. Only Natural Pet offers only the highest quality natural flea & tick products. Providing you & your pet the highest quality products is our top priority.